
|
Product detailed specification |
|
|
Bore size |
84.00mm |
|
Stroke |
89.60mm |
|
JE Pistons compression ratio (CR) |
9.5:1 |
|
OEM compression ratio (CR) |
10.2:1 |
|
Dome volume (CC) |
-14.7cm3 |
|
Compression height (CH) |
32.40mm |
|
Pin diameter |
22mm |
|
Features |
Accepts Turbo and Nitrous; Ultra series |
|
Fits for |
BMW - 3.0 24V Turbo (N55B30) |



| Sizes | STD, .025, .25 |
| Oil Clearance | Standard |
| Half Type | Identical Halves |
| Material | Tri-metal Hardened steel backs |
| Min. Std Shaft Size | 1.889in / 47.98mm |
| Max. Std Shaft Size | 1.8898in / 48mm |
| Min. Std Tunnel Size | 2.008in / 51.004mm |
| Max. Std Tunnel Size | 2.0088in / 51.024mm |
| Max Wall at Crown | 0.0591in / 1.5mm |
| Max Overall Length | 0.6063in / 15.40mm |
| Weight | 0.12 |
| Notes | 0 |


| Sizes | STD, .025, .25, .50 |
| Oil Clearance | Standard |
| Half Type | Identical Halves |
| Material | F781 |
| Min. Std Shaft Size | 47.956 |
| Max. Std Shaft Size | 47.974 |
| Min. Std Tunnel Size | 51.000 |
| Max. Std Tunnel Size | 51.013 |
| Max Wall at Crown | 1,503 |
| Max Overall Length | 17,1 |
| Weight | 0.22 |
| Notes | 0 |

COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore distortion. MLX technology can be found in some head gaskets and are made from the same materials as our MLS Head Gaskets. No sealants or re-torque required.

ARP is a manufacturer of fasteners/bolts found in engines and drivelines, ranging from OEM replacement parts to specialty hardware for racing applications. ARP is the world leader in fastener technology.
